<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        *{margin: 0;padding: 0;}
        html, body{
            height: 100%;
        }
        .header0, .footer0{
            width: 100%;
            height: 50px;
            line-height: 50px;
            background-color: orange;
            text-align: center;
        }
        section{
            width: 100%;
            height: calc(100% - 100px);
        }
        nav, aside{
            height: 100%;
            width: 100px;
            background-color: #ccc;
            float: left;
        }
        main{
            height: 100%;
            width: calc(100% - 200px);
            background-color: rebeccapurple;
            float: left;
            text-align: center;
        }
        figure{
            text-align: center;
            color: white;
        }
        nav ul{
            margin-top: 20px;
        }
        nav ul li{
            text-align: center;
            color: white;
            padding-top: 20px;
            font-size: 12px;
        }
        aside p{
            font-size: 9px;
            color: white;
        }
        main .article1{
            height: 60%;
        }
        main .article2{
            height: 40%;
        }
        main .article1 .header1, main .article1 .footer1{
            width: auto;
            height: 49px;
            line-height: 49px;
            border: 2px solid yellowgreen;
        }
        main .article1 .p1{
            height: calc(100% - 106px);
            width: auto;
            background-color: orangered;
        }
        main .article2 .header2, main .article2 .footer2{
            width: auto;
            height: 36px;
            line-height: 36px;
            border: 2px solid skyblue;
        }
        main .article2 .p2{
            height: calc(100% - 80px);
            width: auto;
            background-color: violet;
        }
    </style>
</head>
<body>
    <header class="header0">header</header>
    <section>
        <nav>
            <figure>Nav</figure>
            <ul>
                <li>link 1</li>
                <li>link 2</li>
                <li>link 3</li>
            </ul>
        </nav>
        <main>
            <article class="article1">
                <header class="header1">article-header</header>
                <p class="p1">Lorem ipsum dolor sit, amet consectetur adipisicing elit. 
                    Est, iste?</p>
                <footer class="footer1">article-footer</footer>
            </article>
            <article class="article2">
                <header class="header2">article-header</header>
                <p class="p2">Lorem ipsum dolor sit, amet consectetur adipisicing elit. 
                    tempore sunt optio maiores provident harum vel. Quaerat?</p>
                <footer class="footer2">article-footer</footer>
            </article>
        </main>
        <aside>
            <figure>Aside</figure>
            <p>
                Lorem ipsum dolor sit amet consectetur adipisicing elit. 
                Suscipit odio eaque officiis nihil corrupti dolores error 
                neque repellendus natus laborum atque quis recusandae eum 
                aspernatur repudiandae dolor, dolore at hic!
            </p>
        </aside>
    </section>
    <footer class="footer0">footer</footer>
</body>
</html>